Description

John Deere 7020 Tractor Technical Manual (TM1031)

John Deere 7020 Tractor INDEX:

SECTION 10 – GENERAL
Specifications
Predelivery, Delivery, Services
– Tune-Up
Lubrication
Separation
SECTION 20 – ENGINE and After-Sale Diagnosis, and General Information, TestS
Cylinder Head, Valve Train, and Cam- shaft
Cylinder Block, Liners, Pistons, and Rods
Crankshaft, Main Bearings, and Fly-wheel
Lubrication System
– Cooling System
FUEL SYSTEM
Diagnosing Malfunctions
Air Intake System
Fuel Injection System
Control Linkage
SECTION 40 – ELECTRICAL SYSTEM
Information and Wiring Diagrams
Motorola Charging Circuit
Delcotron Charging Circuit
Delco-Remy Starting Circuit
– John Deere Starting Circuit
Lighting and Accessory Circuits

SECTION 50 – POWER TRAIN
Group 5 –
Clutch
Group 10 –
Torque Divider
Group 15 –
Syncro-Range Transmission
Differentials and Drive Shafts
– Final Drives
PTO

SECTION 60
– STEERING AND BRAKES
General Information
SECTION 70 –
HYDRAULIC SYSTEM
Group 5 –
General Information, Diagnosis, and Tests
Group IO –
Main Reservoir, Filters, Valves, Oil
Cooler, and Oil Reservoir
Group 15 –
Hydraulic Pumps
Group 20 –
Power Steering
Group 25 –
Power Brakes
Group 30 –
Rockshaft and Implement Hitches
Group 35 –
Selective Control Valve, Breakaway
Couplers, and Remote Cylinders
SECTION 80
MISCELLANEOUS
Group 5 –
Hinge Assembly